Home / 971,724.36-1,340,921.88-563,794.60

Finding the Fourth Proportional to 971,724.36, 1,340,921.88 and 563,794.60

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Solution

The fourth proportional to 971,724.36, 1,340,921.88 and 563,794.60 is: 778,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,724.36 : 1,340,921.88 = 563,794.60 : x
  2. Step 2: Convert to fraction form
    971,724.36/1,340,921.88 = 563,794.60/x
  3. Step 3: Cross multiply
    971,724.36x = 1,340,921.88 × 563,794.60
  4. Step 4: Simplify right side
    971,724.36x = 756,004,514,965.85
  5. Step 5: Solve for x
    x = 756,004,514,965.85/971,724.36
  6. Step 6: Final answer
    x = 778,003.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.